update zh-cn/application-dev/reference/apis/js-apis-http.md.

Signed-off-by: NYangys <yangyousheng@huawei.com>

zh-cn/application-dev/reference/apis/js-apis-http.md

@@ -538,7 +538,7 @@ promise.then((data) => {
 });
 ```
 
-### on('headerReceive')
+### on('headerReceive')<sup>(deprecated)</sup>
 
 on(type: 'headerReceive', callback: AsyncCallback\<Object\>): void
 
@@ -564,7 +564,7 @@ httpRequest.on('headerReceive', (data) => {
 });
 ```
 
-### off('headerReceive')
+### off('headerReceive')<sup>(deprecated)</sup>
 
 off(type: 'headerReceive', callback?: AsyncCallback\<Object\>): void